3.5(m+12)=2.5(20-m)

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Solution for 3.5(m+12)=2.5(20-m) equation: 



3.5(m+12)=2.5(20-m)

We move all terms to the left:

3.5(m+12)-(2.5(20-m))=0

We add all the numbers together, and all the variables

3.5(m+12)-(2.5(-1m+20))=0

We multiply parentheses

3.5m-(2.5(-1m+20))+42=0



We calculate terms in parentheses: -(2.5(-1m+20)), so:

2.5(-1m+20)

We multiply parentheses

-2.5m+50

Back to the equation:

-(-2.5m+50)



We get rid of parentheses

3.5m+2.5m-50+42=0

We add all the numbers together, and all the variables

6m-8=0

We move all terms containing m to the left, all other terms to the right

6m=8

m=8/6

m=1+1/3

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